(19)

(11)

EP 3 635 816 A1

(12)

(43) Date of publication: 15.04.2020 Bulletin 2020/16 (21) Application number: 18730953.9 (22) Date of filing: 30.05.2018

(51) International Patent Classification (IPC):  H01Q 3/30(2006.01) H01Q 21/06(2006.01) H01Q 21/00(2006.01) (86) International application number: PCT/US2018/034993 (87) International publication number: WO 2018/226465 (13.12.2018 Gazette 2018/50)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 05.06.2017 US 201715613421 (71) Applicant: Raytheon Company Waltham, MA 02451-1449 (US)	(72) Inventors: PRUETT, James, A. Allen Texas 75002-7313 (US) GRIMM, Jerry, M. Plano Texas 75093-7150 (US) CLAIRMONT, Fred, H. Plano Texas 75093-7150 (US) BERNARD, Robert, P. McKinney Texas 75070 (US) (74) Representative: Jackson, Richard Eric  Carpmaels & Ransford LLP One Southampton Row London WC1B 5HA London WC1B 5HA (GB)